252399

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:135

約数の個数: 24

約数和(自身を含む): 418608

約数和(自身を除く): 166209

約数列:

[1, 3, 7, 17, 21, 49, 51, 101, 119, 147, 303, 357, 707, 833, 1717, 2121, 2499, 4949, 5151, 12019, 14847, 36057, 84133, 252399]

約数ペア:

[(1, 252399), (3, 84133), (7, 36057), (17, 14847), (21, 12019), (49, 5151), (51, 4949), (101, 2499), (119, 2121), (147, 1717), (303, 833), (357, 707)]